test_sparse_conv_op.py 10.1 KB
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# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import unittest
import numpy as np
import paddle
from paddle.fluid import core
from paddle.fluid.framework import _test_eager_guard
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import paddle.sparse as sparse
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class TestSparseConv(unittest.TestCase):
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    def test_conv3d(self):
        with _test_eager_guard():
            kernel = [[[[[1], [1], [1]], [[1], [1], [1]], [[1], [1], [1]]]]]
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            dense_kernel = paddle.to_tensor(kernel,
                                            dtype='float32',
                                            stop_gradient=False)
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            dense_kernel = paddle.reshape(dense_kernel, [1, 3, 3, 1, 1])
            paddings = [0, 0, 0]
            strides = [1, 1, 1]
            dilations = [1, 1, 1]
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            bias = [1]
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            indices = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 1, 2], [1, 3, 2, 3]]
            values = [1, 2, 3, 4]
            indices = paddle.to_tensor(indices, dtype='int32')
            values = paddle.to_tensor(values, dtype='float32')
            dense_shape = [1, 1, 3, 4, 1]
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            correct_out_values = [[5], [11]]
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            sparse_input = core.eager.sparse_coo_tensor(indices, values,
                                                        dense_shape, False)
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            out = paddle.sparse.nn.functional.conv3d(sparse_input,
                                                     dense_kernel,
                                                     bias=paddle.to_tensor(
                                                         bias, dtype='float32'),
                                                     stride=strides,
                                                     padding=paddings,
                                                     dilation=dilations,
                                                     groups=1,
                                                     data_format="NDHWC")
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            out.backward(out)
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            out = paddle.sparse.coalesce(out)
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            assert np.array_equal(correct_out_values, out.values().numpy())
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    def test_subm_conv3d(self):
        with _test_eager_guard():
            indices = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 1, 2], [1, 3, 2, 3]]
            values = [[1], [2], [3], [4]]
            indices = paddle.to_tensor(indices, dtype='int32')
            values = paddle.to_tensor(values, dtype='float32')
            dense_shape = [1, 1, 3, 4, 1]
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            sparse_x = paddle.sparse.sparse_coo_tensor(indices,
                                                       values,
                                                       dense_shape,
                                                       stop_gradient=True)
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            weight = paddle.randn((1, 3, 3, 1, 1), dtype='float32')
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            y = paddle.sparse.nn.functional.subm_conv3d(sparse_x,
                                                        weight,
                                                        key='subm_conv')
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            assert np.array_equal(sparse_x.indices().numpy(),
                                  y.indices().numpy())

    def test_Conv3D(self):
        with _test_eager_guard():
            #(4, non_zero_num), 4-D:(N, D, H, W)
            indices = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 1, 2], [1, 3, 2, 3]]
            #(non_zero_num, C)
            values = [[1], [2], [3], [4]]
            indices = paddle.to_tensor(indices, dtype='int32')
            values = paddle.to_tensor(values, dtype='float32')
            dense_shape = [1, 1, 3, 4, 1]
            correct_out_values = [[4], [10]]
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            sparse_input = paddle.sparse.sparse_coo_tensor(
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                indices, values, dense_shape, False)
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            sparse_conv3d = paddle.sparse.nn.Conv3D(1,
                                                    1, (1, 3, 3),
                                                    data_format='NDHWC')
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            sparse_out = sparse_conv3d(sparse_input)
            #test errors
            with self.assertRaises(ValueError):
                #Currently, only support data_format='NDHWC'
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                conv3d = paddle.sparse.nn.SubmConv3D(1,
                                                     1, (1, 3, 3),
                                                     data_format='NCDHW',
                                                     key='subm_conv')
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    def test_SubmConv3D(self):
        with _test_eager_guard():
            indices = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 1, 2], [1, 3, 2, 3]]
            values = [[1], [2], [3], [4]]
            indices = paddle.to_tensor(indices, dtype='int32')
            values = paddle.to_tensor(values, dtype='float32')
            dense_shape = [1, 1, 3, 4, 1]
            correct_out_values = [[4], [10]]
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            sparse_input = paddle.sparse.sparse_coo_tensor(
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                indices, values, dense_shape, False)
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            subm_conv3d = paddle.sparse.nn.SubmConv3D(1,
                                                      1, (1, 3, 3),
                                                      data_format='NDHWC',
                                                      key='subm_conv')
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            # test extra_repr
            print(subm_conv3d.extra_repr())

            sparse_out = subm_conv3d(sparse_input)
            # the output shape of subm_conv is same as input shape
            assert np.array_equal(indices, sparse_out.indices().numpy())
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            #test errors
            with self.assertRaises(ValueError):
                #Currently, only support data_format='NDHWC'
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                conv3d = paddle.sparse.nn.SubmConv3D(1,
                                                     1, (1, 3, 3),
                                                     data_format='NCDHW',
                                                     key='subm_conv')
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    def test_Conv3D_bias(self):
        with _test_eager_guard():
            paddle.seed(0)
            shape = [1, 4, 4, 4, 3]
            x = paddle.randn(shape)
            sp_x = x.to_sparse_coo(4)
            conv3d = paddle.nn.Conv3D(3, 2, 3, data_format='NDHWC')

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            sp_conv3d = paddle.sparse.nn.Conv3D(3, 2, 3, data_format='NDHWC')
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            sp_conv3d.weight.set_value(
                paddle.to_tensor(conv3d.weight.numpy().transpose(2, 3, 4, 1,
                                                                 0)))
            sp_conv3d.bias.set_value(paddle.to_tensor(conv3d.bias.numpy()))

            x.stop_gradient = False
            out = conv3d(x)
            loss = out.mean()
            loss.backward()

            sp_x.stop_gradient = False
            sp_out = sp_conv3d(sp_x)
            dense_out = sp_out.to_dense()
            sp_loss = dense_out.mean()
            sp_loss.backward()
            assert np.allclose(out.numpy(),
                               dense_out.numpy(),
                               atol=1e-3,
                               rtol=1e-3)
            assert np.allclose(conv3d.weight.grad.numpy().transpose(
                2, 3, 4, 1, 0),
                               sp_conv3d.weight.grad.numpy(),
                               atol=1e-3,
                               rtol=1e-3)
            assert np.allclose(conv3d.bias.grad.numpy(),
                               sp_conv3d.bias.grad.numpy(),
                               atol=1e-5,
                               rtol=1e-5)
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class TestStatic(unittest.TestCase):

    def test(self):
        paddle.enable_static()
        indices = paddle.static.data(name='indices',
                                     shape=[4, 4],
                                     dtype='int32')
        values = paddle.static.data(name='values',
                                    shape=[4, 1],
                                    dtype='float32')
        dense_shape = [1, 1, 3, 4, 1]
        sp_x = sparse.sparse_coo_tensor(indices, values, dense_shape)

        weight_shape = [1, 3, 3, 1, 1]
        weight = paddle.static.data(name='weight',
                                    shape=weight_shape,
                                    dtype='float32')
        bias_shape = [1]
        bias = paddle.static.data(name='bias',
                                  shape=bias_shape,
                                  dtype='float32')
        out = sparse.nn.functional.conv3d(sp_x,
                                          weight,
                                          bias,
                                          stride=1,
                                          padding=0,
                                          dilation=1,
                                          groups=1,
                                          data_format="NDHWC")
        sp_out = sparse.nn.functional.relu(out)
        out_indices = sp_out.indices()
        out_values = sp_out.values()
        out = sp_out.to_dense()

        exe = paddle.static.Executor()

        indices_data = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 1, 2], [1, 3, 2, 3]]
        values_data = [[1.0], [2.0], [3.0], [4.0]]
        weight_data = np.array([[[[[1], [1], [1]], [[1], [1], [1]],
                                  [[1], [1], [1]]]]]).astype('float32')
        weight_data = weight_data.reshape(weight_shape)
        bias_data = np.array([1]).astype('float32')

        fetch = exe.run(feed={
            'indices': indices_data,
            'values': values_data,
            'weight': weight_data,
            'bias': bias_data
        },
                        fetch_list=[out, out_indices, out_values],
                        return_numpy=True)
        correct_out = np.array([[[[[5.0], [11.0]]]]]).astype('float64')
        correct_out_values = [[5.0], [11.0]]
        assert np.array_equal(correct_out, fetch[0])
        assert np.array_equal(correct_out_values, fetch[2])
        assert out_indices.dtype == paddle.int32
        paddle.disable_static()


if __name__ == "__main__":
    unittest.main()